Release-notes

This document provides the release notes for 2.3.0 of INF O2 service.

Version History 

Date	Ver.	Author	Comment
2026-07-01	2.3.0	Vineela Pachchipulusu, Jon Zhang	N Release
2025-06-15	2.2.0	Jon Zhang, Jackie Huang, Vineela Pachchipulusu	L Release
2025-01-15	2.1.0	Jon Zhang, Jackie Huang	K Release
2024-06-15	2.0.4	Jon Zhang, Jackie Huang, Joshua Kraitberg	J Release
2023-12-15	2.0.3	Jon Zhang, Jackie Huang	I Release
2023-06-15	2.0.2	Jon Zhang, Jackie Huang	H Release
2022-12-15	2.0.1	Bin Yang, Jon Zhang, Jackie Huang, David Liu	G Release
2022-06-15	1.0.1	Bin Yang, Jon Zhang	F Release
2021-12-15	1.0.0	Bin Yang, Jon Zhang	E Release

Database and cache upgrade
- Upgrade postgres from 9.6 to 18, with pg_dump/restore support for the major version upgrade and rollback
- Replace redis with valkey (valkey/valkey:8.0-alpine)
CVE fixed
- Fixed critical CVE-2025-6965
- Fixed critical CVE-2026-39892 (cryptography), CVE-2026-27459 (pyOpenSSL) and CVE-2026-31789 (openssl)
Alarm and resource pruning
- Prune stale resource pools, resources, DMS entries and alarms that no longer exist in the authoritative source
- Handle pruning of stale subcloud alarms
- Clear pruned subclouds so they no longer display
- Remove alarm event records that reference deleted resources
- Fix deleted FM alarms still showing up in O2ims infrastructure Monitoring alarms
Bug fixes
- Duplicate Alarm subscription now returns 409 Conflict instead of 400
- Retrieve the Region name from the API instead of relying on a hardcoded value
- Make the WRA configuration optional so the watcher skips the performance measurement (PM) portion when Elasticsearch is not available
Other updates
- Modernize docs build infrastructure and migrate API rendering from redoc to openapi
- Hoist project dependencies out of shared tox testenv
- CI: Add .github/dependabot.yml configuration
- INFO.yaml: Add Joshua as the committer
- Bugs fixed

CVE fixed
- Fixed critical CVE-2024-45492 and CVE-2024-45491
- Fixed critical CVE-2022-48174 and CVE-2024-37371
- Fixed high CVEs CVE-2024-6345, CVE-2023-29491 and CVE-2023-7104
Other updates
- Bugs fixed

Upgrade Monitoring API to version 1.1
- Support Alarm Service Configuration initial and update
- Autonomous Alarm Purge based on Alarm Service Configuration
- Upgrade Monitoring API version from v1.0 to v1.1
- Add Performance Management Jobs query API
Other updates
- Bugs fixed

Upgrade Monitoring API
- Support SMO’s requests of alarm event acknowledgment and clearing
Support mTLS for API endpoint
- Support mutual TLS for API endpoint
Support authentication with OAuth2 token of API
- Support OAuth2 token for API authentication
Other updates
- Bugs fixed

Upgrade Inventory API
- Support capabilities attribute of the DMS query to support the PlugFest with SMO integration
Update the Subscription and Notification part
- Adding the oAuth2 configuration for the O2 service query the SMO
- Registration and notification to SMO support oAuth2 verification
- Rewrite the subscription filter part
Specification compliance
- Compliance to “O-RAN.WG6.O2IMS-INTERFACE-R003-v04.00”
- Adding InfrastructureInventoryObject abstract class
Other updates
- Bugs fixed

Upgrade Inventory API, and add Monitoring API
- Support HTTPS/TLS for API endpoint
- Support authentication with token of API
- Add “api_version” query in base API
- Add “O2IMS_InfrastructureMonitoring” API part
- Support Attribute-based selectors, and API query filter parameters following the specification
- Updating error handling of all the API queries
Update the Subscription and Notification part
- Notification SMO and register O-Cloud when the application starts with SMO configuration
- Support subscription inventory change or alarm notification with the filter parameter
Specification compliance
- Compliance to “O-RAN.WG6.O2IMS-INTERFACEv03.0”
- Updating modeling, including ResourcePool, ResourceInfo, DeploymentManager, ResourceType, Notification, O-Cloud, AlarmEventRecord, AlarmDictorary, and AlarmDefinition
- Adding Accelerators as a resource; adding virtual resource type
Other updates
- Add configuration file load at application starts
- Fix bugs
- Replace POC O2DMS APIs with Kubernetes Native API Profile for Containerized NFs

Add Distributed Cloud(DC) supported
- Enable multiple ResourcePool support in DC mode
- Enable multiple DeploymentManager support in DC mode
Add O2 DMS profiles
- Support native_k8sapi profile that can get native Kubernetes API information
- Support SOL018 specification, it includes native Kubernetes API profile and Helm CLI profile, “sol018”, and “sol018_helmcli”

Initial version (E release)
Add O2 IMS for INF platform
- Enable INF platform registration to SMO
- Enable O2 infrastructure inventory service API
- Enable O2 Subscription service API
- Enable O2 Notification service to notify SMO about the resource changes
ADD O2 DMS for INF platform
- A PoC which enables Lifecycle management of NfDeployment represents CNF described with helm chart
- Add Lifecycle Management API for NfDeploymentDescriptor which represents a helm chart for NfDeployment
- Add Lifecycle Management API for NfDeployment